fix

zbytes/zbytes.go

@@ -20,43 +20,51 @@ func NewBuffer() *Buffer {
 func (z *Buffer) Write(p []byte) (n int, err error) {
 	z.Mu.Lock()
 	defer z.Mu.Unlock()
+
 	return z.Buff.Write(p)
 }
 func (z *Buffer) WriteRune(r rune) (n int, err error) {
 	z.Mu.Lock()
 	defer z.Mu.Unlock()
+
 	return z.Buff.WriteRune(r)
 }
 func (z *Buffer) WriteByte(c byte) error {
 	z.Mu.Lock()
-	z.Mu.Unlock()
+	defer z.Mu.Unlock()
+
 	return z.Buff.WriteByte(c)
 }
 func (z *Buffer) WriteString(s string) (n int, err error) {
 	z.Mu.Lock()
 	defer z.Mu.Unlock()
+
 	return z.Buff.WriteString(s)
 }
 
 func (z *Buffer) Bytes() []byte {
 	z.Mu.Lock()
 	defer z.Mu.Unlock()
+
 	return z.Buff.Bytes()
 }
 
 func (z *Buffer) String() string {
 	z.Mu.Lock()
 	defer z.Mu.Unlock()
+
 	return z.Buff.String()
 }
 
 func (z *Buffer) Reset() {
 	z.Mu.Lock()
 	defer z.Mu.Unlock()
+
 	z.Buff.Reset()
 }
 func (z *Buffer) Len() int {
 	z.Mu.Lock()
 	defer z.Mu.Unlock()
+
 	return z.Buff.Len()
 }